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Resilient seated, centrically mounted lug type butterfly valve with reduced inside diameter for PE/PP piping systems.
TECHNICAL DATA
Nominal diameter:
da 50 (DN 40) – da 630 (DN 600) (SDR 11)
da 50 (DN 40) – da 500 (DN 500) (SDR 17 / SDR 17,6 / SDR 33)
Face-to-face:
EN 558 Series 20 (DIN 3202 T3 K1)
ISO 5752 Series 20
API 609 Table 1
BS 5155 Series 4
NF E 29-305.1
Flange accommodation:
DIN 2501 PN 10
Top flange:
EN ISO 5211
Marking:
DIN EN 19
Tightness check:
DIN 3230 T3 BO, BN (Leakage Rate 1)
Temperature range:
–20 °C to + 160 °C (depending on pressure, medium and material)
Operating pressure:
max. 10 bar SDR 11,0 (PE-80)
max. 10 bar SDR 17,0 (PE-100)
max. 6 bar SDR 17,6 (PE-80)
max. 5 bar SDR 33,0 (PE-100)
Vacuum:
0,2 bar absolute (depending on medium and temperature)